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Marquise|Lab Grown|IGI

2.65ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG813672283

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813672283

Diamond specifications and retailer prices

From $1,145 USD
As of October 30, 2026
Save $4,475 USD (80%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $7,400 USD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 2.65ct lab-grown marquise diamond

This 2.65ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813672283 or 813672283. Listed at 26 retailers as of October 30, 2026, with a 391% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.65
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813672283
Dimensions14.02 × 7.44 × 4.54 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.02 mm7.44 mm2.65 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813672283
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,620 USD|Low: $1,145 USD|High: $11,823 USD|Avg: $3,667 USD|-24.1%
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 9$1,145 USD
Retailer 4$1,246 USD
Retailer 13$1,282 USD
Retailer 7$1,329 USD
Retailer 5$1,500 USD
Retailer 18$1,506 USD
Retailer 6$1,536 USD
Retailer 11$1,900 USD
Retailer 19$1,926 USD
Retailer 21$2,123 USD
Retailer 8$2,351 USD
Retailer 17$2,388 USD
Retailer 10$2,490 USD
Retailer 3$3,151 USD
Retailer 20$3,428 USD
Retailer 16$3,673 USD
Retailer 23$3,674 USD
Retailer 12$4,210 USD
Retailer 22$4,291 USD
Retailer 14$4,449 USD
Retailer 2$4,490 USD
Retailer 15$4,650 USD
Brilliant Earth$5,620 USD

24 data points across 23 retailers

26 retailers$1,145 USD to $5,620 USD

A
Cheapest Retailer
-
$1,145 USD
A
Retailer 2
-
$1,246 USD
View
A
Retailer 3
-
$1,282 USD
View
Final sale: no returns
Retailer 4
-
$1,329 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,329 USD
View
A
Retailer 6
-
$1,500 USD
View
A
Retailer 7
-
$1,506 USD
£1,186 GBP
View
A
Retailer 8
-
$1,536 USD
HK$12,000 HKD
View
A
Retailer 9
-
$1,900 USD
View
A
Retailer 10
-
$1,926 USD
£1,517 GBP
View
A
Retailer 11
-
$2,123 USD
€2,022 EUR
View
A
Retailer 12
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$2,351 USD
View
A
Retailer 13
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$2,388 USD
View
A
Retailer 14
-
$2,490 USD
View
Retailer 15
-
$3,151 USD
A$4,848 AUD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$3,428 USD
ZAR 55,375 ZAR
View
B+
Retailer 17
-
$3,673 USD
£2,892 GBP
View
B+
Retailer 18
-
$3,674 USD
View
B+
Retailer 19
-
$4,210 USD
View
B+
Retailer 20
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$4,267 USD
£3,360 GBP
View
B+
Retailer 21
-
$4,291 USD
£3,379 GBP
View
B+
Retailer 22
-
$4,449 USD
SGD 6,012 SGD
View
B+
Retailer 23
-
$4,490 USD
A$6,908 AUD
View
B+
Retailer 24
-
$4,650 USD
View
B
Retailer 25
-
$5,620 USD
View
Most Expensive
Brilliant Earth
20835789A · Oct 16
$7,400 USD
View
Price last confirmed 16 days ago
25 more retailers have this diamond
Prices start from $1,145 USDSave up to $4,475 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.65ct Marquise
$1,145 USD